TWO SATELLITES COLLIDE IN ORBIT

In sci.astro.amateur message
..com, Thu, 12 Feb 2009 15:16:29, Greg Neill
posted:

(1/2)*500kg*(10km/sec*1000m/km)^2 = 2.5 x 10^10 J

Still, nothing to sneeze at.

Of the order of 0.006 kT, judging by
http://en.wikipedia.org/wiki/Megaton.

One sees what a small fraction of the launcher energy (perhaps hundreds
of tons of propellant, and propellant has more energy per mass than TNT)
ends up in the payload.

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